Name of Samples Average of Bp°C Figures W%*
bp<200 °C 200-300 °C 300-400 °C 400-500 °C 500-600 °C >600 °C
Coal tar 317.464 Fig.1-1 3.345 42.078 36.084 16.095 2.393 0.037
Residue petroleum cracking 394.966 Fig.1-2 9.029 26.424 13.978 27.151 16.696 6.722
Coal asphalt 340.554 Fig.1-3 3.691 33.218 37.843 16.585 3.712 4.951
Petroleum asphalt KP 839.409 Fig.1-4 0.967 8.701 19.999 55.119 14.967 0.245
“Ethylene” residue 306.257 Fig.1-5 6.366 57.291 13.118 13.363 9.441 0.421
Table 3: Determination Results of BPD.